mirror of
https://github.com/riuson/lcd-image-converter.git
synced 2026-03-01 22:04:16 +01:00
86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
/*
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* LCD Image Converter. Converts images and fonts for embedded applications.
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* Copyright (C) 2016 riuson
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* mailto: riuson@gmail.com
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/
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*/
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#include "imagesscaledproxy.h"
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#include "bitmaphelper.h"
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namespace Data
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{
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namespace Models
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{
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ImagesScaledProxy::ImagesScaledProxy(QObject* parent) : QSortFilterProxyModel(parent) { this->mScale = 2; }
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ImagesScaledProxy::~ImagesScaledProxy() {}
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QVariant ImagesScaledProxy::data(const QModelIndex& index, int role) const
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{
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QVariant result = this->sourceModel()->data(index, role);
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if (!index.isValid()) {
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return result;
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}
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int columnIndex = index.column();
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switch (role) {
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case Qt::DecorationRole: {
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if (columnIndex == 1) {
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QImage imageSource = result.value<QImage>();
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QImage imageScaled = Parsing::Conversion::BitmapHelper::scale(&imageSource, this->mScale);
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imageScaled = Parsing::Conversion::BitmapHelper::drawGrid(&imageScaled, this->mScale);
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result = imageScaled;
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}
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break;
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}
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case Qt::SizeHintRole: {
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if (columnIndex == 1) {
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QSize size = result.toSize();
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size.scale(size.width() * this->mScale, size.height() * this->mScale, Qt::KeepAspectRatio);
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result = size;
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}
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break;
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}
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default:
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break;
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}
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return result;
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}
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int ImagesScaledProxy::scale() const { return this->mScale; }
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void ImagesScaledProxy::setScale(int value)
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{
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if (value >= 1) {
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emit this->beginResetModel();
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this->mScale = value;
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emit this->endResetModel();
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emit this->scaleChanged(this->mScale);
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}
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}
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} // namespace Models
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} // namespace Data
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